Finding the Fourth Proportional to 2,907,413.88, 4,361,120.53 and 777,442.64
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Solution
The fourth proportional to 2,907,413.88, 4,361,120.53 and 777,442.64 is: 1,166,163.88
Step by Step Solution
- Step 1: Write the proportion equation
2,907,413.88 : 4,361,120.53 = 777,442.64 : x - Step 2: Convert to fraction form
2,907,413.88/4,361,120.53 = 777,442.64/x - Step 3: Cross multiply
2,907,413.88x = 4,361,120.53 × 777,442.64 - Step 4: Simplify right side
2,907,413.88x = 3,390,521,034,452.19 - Step 5: Solve for x
x = 3,390,521,034,452.19/2,907,413.88 - Step 6: Final answer
x = 1,166,163.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.